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FR Air Documents
Note: EPA no longer updates this information, but it may be useful as a reference or resource.
- Approval and Promulgation of Air Quality Implementation Plans; State of Delaware Transportation Conformity Regulations | PDF Version (96K, About PDF)
- Approval and Promulgation of Air Quality Implementation Plans; West Virginia; Withdrawal of Direct Final Rule | PDF Version (74K, About PDF)
- Approval and Promulgation of Air Quality Implementation Plans; West Virginia; 110(a)(1) 8-Hour Ozone Maintenance Plan and Amendments to the 1-Hour Ozone Maintenance Plan | PDF Version (81K, About PDF)